Question

1. jenna took a survey of her senior class to see whether they preferred pizza or burgers. the results are summarized in the table below.

	pizza	burgers
female	31	26

of the people who prefer pizza, what percentage were male?

Explanation:

Step1: Calculate total number of pizza - preferrers

Add the number of male and female pizza - preferrers. $23 + 31=54$.

Step2: Calculate the percentage of male pizza - preferrers

Use the formula $\text{Percentage}=\frac{\text{Number of male pizza - preferrers}}{\text{Total number of pizza - preferrers}}\times100\%$. So, $\frac{23}{54}\times100\%\approx 42.6\%$.

Answer:

Approximately $42.6\%$